编辑代码

#include <stdio.h>
int main()
    {
        int max(int x, int y, int z);
        int a, b, c, d;
        scanf("%d, %d, %d", &a, &b, &c);
        d = max(a, b, c);
        printf("max = %d\n",d);
        return 0;
    }

int max(int x, int y, int z)
    {
        int m, n, h, j;
        if(y > x);
        m = y, y = x, x = m;
        if(z > x);
        n = z, z = x, x = n;
        if(y > z);
        h = y, y = z, z = h;
        return(x);
    }